CN212360474U

CN212360474U - Pivot device capable of lifting main body

Info

Publication number: CN212360474U
Application number: CN201922312027.5U
Authority: CN
Inventors: 陈嘉辉; 钱文庆; 许景尧
Original assignee: Kunshan Gangyi Precision Electronic Technology Co ltd
Current assignee: Kunshan Gangyi Precision Electronic Technology Co ltd
Priority date: 2019-12-20
Filing date: 2019-12-20
Publication date: 2021-01-15
Anticipated expiration: 2029-12-20

Abstract

The utility model discloses a pivot device capable of lifting a main body, which comprises a movable bearing frame, a fixed bearing frame, an ejector rod, a deflector rod, a first torsion mechanism and a second torsion mechanism, wherein the fixed bearing frame is provided with a mounting structure for fixedly mounting on a notebook computer host, one end of the movable bearing frame and one end of the ejector rod can be respectively rotatably mounted on the fixed bearing frame around mutually parallel rotating shafts, the first torsion mechanism and the second torsion mechanism respectively provide friction torsion for the rotation of the movable bearing frame and the ejector rod, the deflector rod can be movably mounted on the fixed bearing frame, the deflector rod can stir the ejector rod to rotate in a set angle range, the surface of the other end of the movable bearing frame is provided with a connecting structure for connecting with a display screen of the notebook computer, and the other end of the ejector rod can tightly support the turnable lower side surface of the main body on the notebook computer host, the utility model not only can realize that the display, the notebook computer can turn over the body to incline synchronously through the gear linkage mechanism, and the fatigue of the body can be effectively relieved.

Description

Pivot device capable of lifting main body

Technical Field

The utility model relates to a pivot ware for notebook computer, in particular to pivot ware of liftable main part.

Background

The movable electronic equipment such as notebook computer is basically composed of display screen and main body which can be opened or closed relatively, the pivot device is generally composed of fixed bearing frame and movable bearing frame, the fixed bearing frame is fixedly connected with main body of the main body, the movable bearing frame is fixedly connected with display screen, on both of them there are respectively set rotating shafts, and they are synchronously connected by means of transmission mechanism.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model provides a but pivot ware of lifting main part, but this pivot ware of lifting main part not only can realize opening and shutting of display screen and can also realize the slope of the body that can overturn on the notebook computer host body, uses easily comfortablely.

The utility model discloses a solve the technical scheme that its technical problem adopted and be: the utility model provides a but pivot ware of lifting main part, is including activity bearer, fixed bearer, ejector pin, driving lever, first torsion mechanism and second torsion mechanism, be equipped with the mounting structure who is used for fixed mounting on notebook computer host computer on the fixed bearer, activity bearer one end and ejector pin one end can be respectively around the pivoted of pivot that is parallel to each other install on fixed bearer, first torsion mechanism and second torsion mechanism provide friction torsion for activity bearer and ejector pin rotation respectively, what the driving lever can move installs on fixed bearer, the ejector pin can be stirred to the driving lever at the rotation of set angle within range, activity bearer other end surface is equipped with the connection structure who is used for being connected with the notebook computer display screen, the ejector pin other end can tightly support the main part downside that can overturn on the notebook computer host computer.

As the utility model discloses a further improvement, be formed with an open slot structure on the lateral wall of ejector pin one end circumference, can the pivoted on the mount be equipped with a carousel, on the driving lever off-centre was fixed in this carousel, the driving lever rotated the in-process along with the carousel and can slided into the set for degree of depth and roll-off in the open slot structure on the lateral wall of ejector pin one end circumference.

As a further improvement, the ejector rod comprises an ejector rod body and a connecting piece, the connecting piece is coaxially and fixedly connected with the ejector rod body, and the open slot structure is positioned on the outer side wall of the circumference of the connecting piece.

As a further improvement of the utility model, the open slot structure is a V-shaped slot.

As a further improvement, the connecting piece is located the circular arc inner concave surface that still is equipped with respectively and matches with the driving lever movement track on the circumference lateral surface of open slot structure both sides.

As a further improvement of the utility model, the rotating shaft of the movable bearing frame is coaxially and fixedly provided with a driving gear, the rotating disc is coaxially and fixedly provided with a transmission gear, and the driving gear is in meshing transmission with the transmission gear.

As a further improvement, the ejector pin can be pivoted on the other end and be equipped with the gyro wheel, gyro wheel circumference outside surface can tightly support the main part downside that can overturn on the notebook computer host computer.

As a further improvement of the utility model, a fixed supporting plate is arranged on the fixed bearing frame, and the ejector rod can be stopped to support the fixed supporting plate.

As a further improvement of the present invention, the ejector pin one end forms a circular arc outer side surface coaxial with the rotating shaft thereof, the fixed bearing frame is provided with a guide roller capable of rotating around the rotating shaft parallel to the rotating shaft of the ejector pin, and the circular arc outer side surface of the ejector pin one end is just in contact with the circumferential outer side surface of the guide roller.

As a further improvement of the utility model, the movable bearing frame and the ejector pin pivot one end are formed with radial evagination retaining wall, the movable bearing frame and the ejector pin pivot other end are formed with the external screw thread, first torsion mechanism and second torsion mechanism all include butterfly gasket, the nut, unsmooth first cam gasket and the second cam gasket that matches of surface formation, a plurality of butterfly gasket covers are located in first pivot and second pivot, the cover that first cam gasket axial can slide and circumferencial direction locking is located in movable bearing frame and ejector pin pivot, the cover that second cam gasket circumferencial direction can rotate is located in movable bearing frame and ejector pin pivot, and second cam gasket and second bearing frame circumferencial direction locking location, the concave-convex structure in first cam gasket and second cam gasket is in close contact with, the nut and the activity bearing frame and the epaxial external screw thread of ejector pin, butterfly gasket in movable bearing frame and the ejector pin pivot, A gasket group formed by the first cam gasket and the second cam gasket is tightly clamped between the nut and the outer side surface of the fixed bearing frame.

The utility model has the advantages that: the utility model discloses a display screen is opened in the rotation of activity bolster, stir the ejector pin with the driving lever and rotate the body that can overturn in the certain angle realization notebook computer main part and decide the angle slope, the utility model discloses not only can realize that the display screen is opened and keep at stable angle, still make notebook computer body that can overturn slope simultaneously through gear interlock mechanism, when using notebook computer to carry out during operation, can overturn certain inclination with notebook computer's the body that can overturn (generally be the keyboard) when opening the display screen, the person of facilitating the use carries out operations such as typing, the user need not the operation of excessively lowering the head, can effectively alleviate health fatigue, alleviate the muscle damage to human cervical vertebra and shoulder, for the more comfortable use experience of notebook user.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is a front view of the first usage state of the present invention;

fig. 3 is a first usage state top view of the present invention;

fig. 4 is a left side view of the first usage state of the present invention;

fig. 5 is a front view of the second usage state of the present invention;

fig. 6 is a front view of a third usage state of the present invention;

fig. 7 is a front view of a fourth usage state of the present invention.

Detailed Description

Example (b): the utility model provides a pivot ware of liftable main part, is including activity bolster 1, fixed bolster 2, ejector pin, driving lever 3, first torsion mechanism 5 and second torsion mechanism 6, be equipped with on the fixed bolster 2 and be used for fixed mounting to the mounting structure on the notebook computer host computer, activity bolster 1 one end and ejector pin one end can be around the pivoted of pivot that is parallel to each other install on fixed bolster 2 respectively, first torsion mechanism 5 and second torsion mechanism 6 provide friction torsion for activity bolster 1 and ejector pin rotation respectively, what the driving lever 3 can move installs on fixed bolster 2, and driving lever 3 can stir the ejector pin and rotate at the set angle within range, and activity bolster 1 other end surface is equipped with the connection structure who is used for being connected with the notebook computer display screen, and the ejector pin other end can tightly support the main part downside that can overturn on the notebook computer host computer.

When the notebook computer is used, the fixed bearing frame 2 is fixedly arranged on a fixed host of the notebook computer, the fixed bearing frame 2 keeps fixed and plays a role of supporting, the movable bearing frame 1 is fixed on a display screen of the notebook computer, when the display screen is opened, the movable bearing frame 1 rotates around a rotating shaft of the movable bearing frame, the first torsion mechanism 5 provides rotating friction torsion for the movable bearing frame 1, when the display screen is opened to a proper angle, the display screen is loosened and can be kept stable and fixed at the angle, the push rod is pushed to rotate within a certain angle range through the deflector rod 3, the other end of the push rod rises to lift up the lifting end of the turnover body of the notebook computer, the turnover body of the notebook computer rotates on the host by a certain angle to form an inclined state, due to the second rotation and third rotation limiting mechanisms, the turnover body of the notebook computer can be kept in the inclined state, and the pivot device can realize the opening and closing of the display screen of the notebook computer and the opening and closing of the turnover body of the, when using notebook computer to carry out work, can overturn certain inclination with notebook computer's the body that can overturn (generally be keyboard or second display screen), the person of facilitating the use carries out operations such as typewriting, and the user need not the operation of excessively lowering the head, can effectively alleviate tired sense of health, alleviates the muscle damage to human cervical vertebra and shoulder, gives the more comfortable use of notebook user and experiences.

An open groove structure 7 is formed on the outer side wall of the circumference of one end of the ejector rod, a rotary table is arranged on the fixing frame in a rotatable mode, the shifting rod 3 is eccentrically fixed on the rotary table, and the shifting rod 3 can slide into the open groove structure 7 on the outer side wall of the circumference of one end of the ejector rod along with the rotary table in the rotating process to set the depth and slide out. When the turntable is rotated, the shifting lever 3 rotates together with the turntable in an eccentric mode, the shifting lever 3 is gradually close to the open slot structure 7 on the outer side wall of the circumference of one end of the ejector rod in the rotating process, the shifting lever 3 slides into the open slot structure 7 and continues to rotate, the ejector rod is shifted to rotate while sliding in the open slot, when the ejector rod rotates for a certain angle along with the shifting lever 3, the shifting lever 3 slides out of the open slot structure 7 on the ejector rod, even if the turntable continues to rotate, the ejector rod cannot rotate any more, the ejector rod keeps in the state, the turnable body on the notebook computer host keeps in the inclined state, and the fixed-angle inclination of the turnable body on the notebook computer host is realized.

The ejector rod comprises an ejector rod body 4 and a connecting piece, the connecting piece is coaxially and fixedly connected with the ejector rod body 4, and the open slot structure 7 is located on the outer side wall of the circumference of the connecting piece. The structure is convenient to process, manufacture and assemble.

The open slot structure 7 is a V-shaped slot. The V-shaped groove has a guiding function for the in and out of the deflector rod 3, and the clamping is avoided.

And arc-shaped concave surfaces matched with the motion trail of the deflector rod 3 are respectively arranged on the outer side surfaces of the circumferences of the connecting pieces, which are positioned on the two sides of the open slot structure 7. The driving lever 3 is guided to enter and exit from the open slot structure 7, and meanwhile, the interference between the part of the surface of the connecting sheet, which is positioned outside the open slot, and the driving lever 3 is avoided.

The rotating shaft of the movable bearing frame 1 is also coaxially and fixedly provided with a driving gear 11, the rotating disc is coaxially and fixedly provided with a transmission gear 8, and the driving gear 11 is in meshing transmission with the transmission gear 8. When the notebook computer display screen is opened, the turntable is driven to rotate through gear meshing transmission, so that the ejector rods are synchronously rotated, the turnover body on the notebook computer host is jacked up to a certain inclination angle, linkage is realized, the manual operation of the turntable is avoided, and the use is convenient.

The ejector rod can be rotatably provided with a roller 9 at the other end, and the circumferential outer side surface of the roller 9 can tightly support the lower side surface of the main body of the notebook computer host which can be overturned. The surface of the turnover body on the notebook computer host is contacted with the surface of the turnover body through the roller 9, the friction force is small, the surface of the turnover body on the notebook computer host is prevented from being abraded, and meanwhile, the smooth turnover action of the turnover body is ensured.

The fixed bearing frame 2 is provided with a fixed supporting plate, and the ejector rod can be stopped and supported on the fixed supporting plate. When the notebook computer display screen is closed, the ejector rod is supported by the fixed supporting plate, so that the ejector rod is in a stable state, and the ejector rod can be smoothly rotated upwards to drive the turnover body of the notebook computer host to be turned up when the notebook computer display screen is opened.

One end of the ejector rod forms an arc-shaped outer side surface coaxial with the rotating shaft of the ejector rod, the fixed bearing frame 2 is provided with a guide roller capable of rotating around the rotating shaft parallel to the rotating shaft of the ejector rod, and the arc-shaped outer side surface at one end of the ejector rod is just contacted with the circumferential outer side surface of the guide roller. The ejector rod is supported and guided by the guide roller in the rotating process, so that the smooth rotation of the ejector rod is ensured, and the deformation and the damage of the ejector rod caused by stress are avoided.

A radial outward protruding retaining wall 12 is formed at one end of the movable bearing frame 1 and one end of the mandril rotating shaft, external threads are formed at the other end of the movable bearing frame 1 and the mandril rotating shaft, the first torsion mechanism 5 and the second torsion mechanism 6 both comprise butterfly gaskets, nuts 14, and a first cam gasket 15 and a second cam gasket 16 which are matched with each other in a concave-convex manner and formed on the surfaces of the butterfly gaskets, the butterfly gaskets are sleeved on the first rotating shaft and the second rotating shaft, the first cam gasket 15 can axially slide and is sleeved on the movable bearing frame 1 and the mandril rotating shaft in a locking manner in the circumferential direction, the second cam gasket 16 is sleeved on the movable bearing frame 1 and the mandril rotating shaft in a rotating manner in the circumferential direction, the second cam gasket 16 is positioned in a locking manner in the circumferential direction of the second bearing frame, the concave-convex structures of the first cam gasket 15 and the second cam gasket 16 are in tight contact, the, the movable bearing frame 1 and a gasket group formed by a butterfly gasket, a first cam gasket 15 and a second cam gasket 16 on the mandril rotating shaft are tightly clamped between the nut 14 and the outer side surface of the fixed bearing frame 2.

The first gear and the second gear are clamped through the axial elasticity of the butterfly gaskets and the relative axial movement of the first cam gasket 15 and the second cam gasket 16 in the rotating process of the rotating shaft, so that friction torque is formed, when the rotating angle of the display screen is the largest, the friction resistance generated by the torque mechanism is the largest, the display screen can keep a stable angle, and the torque mechanism can be other torque mechanisms besides the torque structure, for example, friction torque is provided through a tight clamping mechanism on the outer side of the circumference of the rotating shaft.

Claims

1. A pivot device capable of lifting a main body, comprising: including activity bearing frame (1), fixed bearing frame (2), ejector pin, driving lever (3), first torsion mechanism (5) and second torsion mechanism (6), be equipped with on the fixed bearing frame and be used for fixed mounting to be on the notebook computer host computer mounting structure, activity bearing frame one end and ejector pin one end can be respectively around the pivot pivoted of being parallel to each other install on fixed bearing frame, first torsion mechanism and second torsion mechanism rotate for activity bearing frame and ejector pin respectively and provide friction torsion, what the driving lever can move installs on fixed bearing frame, the ejector pin can be stirred to the driving lever at set angle within range internal rotation, activity bearing frame other end surface is equipped with the connection structure who is used for being connected with the notebook computer display screen, the ejector pin other end can tightly support the main part downside on the notebook computer host computer.

2. The pivot means of the liftable body of claim 1, wherein: an open groove structure (7) is formed on the outer side wall of the circumference of one end of the ejector rod, a turntable is arranged on the fixing frame and can rotate, the shifting rod is eccentrically fixed on the turntable, and the shifting rod can slide into the open groove structure on the outer side wall of the circumference of one end of the ejector rod to set the depth and slide out along with the rotation of the turntable.

3. The pivot means of the liftable body of claim 2, wherein: the ejector rod comprises an ejector rod body (4) and a connecting piece, the connecting piece is coaxially and fixedly connected with the ejector rod body, and the open slot structure is located on the outer side wall of the circumference of the connecting piece.

4. A pivot means for a liftable body according to claim 3, characterised in that: the open slot structure is a V-shaped slot.

5. A pivot means for a liftable body according to claim 3, characterised in that: and arc-shaped concave surfaces matched with the motion trail of the deflector rod are respectively arranged on the outer side surfaces of the circumferences of the connecting pieces, which are positioned on the two sides of the open slot structure.

6. The pivot means of the liftable body of claim 4, wherein: the rotating shaft of the movable bearing frame is also coaxially and fixedly provided with a driving gear (11), the rotating disc is coaxially and fixedly provided with a transmission gear (8), and the driving gear is in meshing transmission with the transmission gear.

7. The pivot means of the liftable body of claim 1, wherein: the ejector pin can be pivoted on the other end and be equipped with gyro wheel (9), gyro wheel circumference outside surface can tightly support the main part downside that can overturn on the notebook computer host computer.

8. The pivot means of the liftable body of claim 1, wherein: the fixed bearing frame is provided with a fixed supporting plate, and the ejector rod can be stopped and supported on the fixed supporting plate.

9. Pivot device of a liftable body according to claim 1 or 8, characterised in that: one end of the ejector rod forms an arc-shaped outer side surface coaxial with the rotating shaft of the ejector rod, the fixed bearing frame is provided with a guide roller capable of rotating around the rotating shaft parallel to the rotating shaft of the ejector rod, and the arc-shaped outer side surface at one end of the ejector rod is just contacted with the circumferential outer side surface of the guide roller.

10. The pivot means of the liftable body of claim 1, wherein: one end of the movable bearing frame and one end of the ejector rod rotating shaft are provided with a radial outward protruding retaining wall (12), the other end of the movable bearing frame and the other end of the ejector rod rotating shaft are provided with external threads, the first torsion mechanism and the second torsion mechanism respectively comprise butterfly gaskets (13), nuts (14), and first cam gaskets (15) and second cam gaskets (16) with concave-convex matching surfaces, the surfaces of the first torsion mechanism and the second torsion mechanism are provided with the concave-convex matching surfaces, the butterfly gaskets are sleeved on the first rotating shaft and the second rotating shaft, the first cam gaskets can axially slide and are sleeved on the movable bearing frame and the ejector rod rotating shaft in a circumferential direction in a locking manner, the second cam gaskets can rotatably sleeved on the movable bearing frame and the ejector rod rotating shaft in the circumferential direction, the second cam gaskets are positioned in a locking manner in the circumferential direction of the second bearing frame, the concave-convex structures of the first cam gaskets and the second cam gaskets are in tight contact, the nuts, A gasket group formed by the first cam gasket and the second cam gasket is tightly clamped between the nut and the outer side surface of the fixed bearing frame.